new york city's mta releasing a subway app to track train arrival times on seven of the city's 24 lines. right now only passengers with iphones or ipod touches can access the new app. do you have any thoughts here? >> i tried it this morning. it's a little bit confusing. i hope it gets better. the mta is a bit of a messy situation. lots of complaints about the costs, etc. i'm not sure they should be spending their money on apps just yet. >> john, my question here is the thing doesn't even work down underground apparently. you're going to need -- it's great if i'm standing up on 53rd street. who needs the -- to know whether a subway is coming when you haven't been near the subway yet? i actually have to say that there's a lot of commercially available apps now that the mta should have used. i know these people, they're my friends. the guys who run four square could have had the train conductors check in. it could work very easily. they didn't need to develop their own thing. >> good idea. >> you could be the mayor of the d train, huh? >> yes. >> kate winslet has been offered a seat on ri